Cheapest return flights from New York to Keflavik in March from 422€

AirHint found the following cheapest return flights from New York (LGA) to Keflavik (KEF) in March 2026 (see full year).

Return flights

17 Mar - 24 Mar Spirit Airlines
10 Mar - 17 Mar Spirit Airlines
02 Mar - 09 Mar Spirit Airlines
03 Mar - 10 Mar Spirit Airlines
11 Mar - 18 Mar Spirit Airlines
31 Mar - 07 Apr Spirit Airlines
25 Mar - 30 Mar Spirit Airlines
18 Mar - 25 Mar Spirit Airlines
25 Mar - 01 Apr Spirit Airlines
01 Mar - 08 Mar Spirit Airlines
20 Mar - 28 Mar Spirit Airlines
21 Mar - 29 Mar Spirit Airlines
29 Mar - 05 Apr Spirit Airlines
30 Mar - 06 Apr Spirit Airlines
27 Mar - 03 Apr Porter Airlines (Canada) Ltd
28 Mar - 04 Apr Porter Airlines (Canada) Ltd
25 Mar - 03 Apr Air Canada
26 Mar - 02 Apr Air Canada
28 Mar - 09 Apr Porter Airlines (Canada) Ltd
25 Mar - 07 Apr British Airways

Also check the deals for one-way flights from New York to Keflavik in March.

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